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DC Generators

DC Generators
A triplex wave winding will have parallel paths.

None of the listed here
4
6
2

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DC Generators
The physical size of 100 kW, 2000 rpm generator is _____ that of 10 kW, 200 rpm generator.

None of the listed here
About the same as
Less than
More than

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DC Generators
An 8 pole, 250 V, wave wound generator has 400 conductors. If the generator is to be lap wound, the number of conductors required is ______

800
100
1600
3200

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DC Generators
Laminations of core are generally made of

Silicon steel
Case iron
Carbon
Stainless steel

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DC Generators
To avoid formation of grooves in the commutator of a D.C. machine

Brush position has no effect on the commutator grooving
All of these
The brushes of same polarity should track each other
The brushes of opposite polarity should track each other

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DC Generators
The ideal commutation in a coil is not possible because each coil has

Resistance
Capacitance
None of the listed here
Inductance

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